Home
Supplier Discovery
Consumer Electronics
MP3 Player
Card Player Factories & Companies
Filter
Category
Arts & Crafts
Consumer Electronics
Electrical & Electronics
Light Industry & Daily Use
Manufacturing & Processing Machinery
More
Management Certification
ISO9001:2008
ISO14001:2004
Others
ISO9001:2015
ANSI/ESD
More
R&D Capacity
OEM
ODM
Own Brand
Others
Annual Revenue
<1 Million USD
1 ~ 2.5 Million USD
2.5 ~ 5 Million USD
5 ~ 10 Million USD
10 ~ 50 Million USD
More
No.of Employees
Less than 5 People
5-50 People
51-200 People
201-500 People
501-1000 People
More
Province & Region
Anhui
Beijing
Chongqing
Fujian
Guangdong
More
about card player
Technological Innovation
Reliable Supply Chains
Substantial Manufacturing Capabilities
card player
2,000+ factories verified
Dongguan Keshang Electronics Co., Ltd
5.0
Send Inquiry
Meier M-1160bt Portable 3 Band Am FM Sw, Consumer Electronics Portable Audio Kit, Loud Volume, Wireless Connectivity, TF Card and MP3 Player, Bluetooth
US$
5.30
-
6.20
1,000 Pieces
(MOQ)
Meier M-2025BT Portable 3-Band Am FM Sw Radio, TF Card and MP3 Player, Rechargeable Speaker, Bluetooth Retro Design
US$
8.40
-
9.50
1,000 Pieces
(MOQ)
Meier M-1942BT Portable 3 Band Am FM Sw, Consumer Electronics Electric Portable Audio Kit, Loud Volume, Wireless Connectivity, TF Card and MP3 Player, Recharge
US$
8.50
-
9.50
1,000 Pieces
(MOQ)
Meier M-302BT Portable 3-Band Am FM Sw Radio, High Volume, Wireless Connectivity, TF Card and MP3 Player, Rechargeable Speakers Classicism Furniture Decoration
US$
4.30
-
6.00
1,000 Pieces
(MOQ)
1/4
Shenzhen Evergrowing Lucky Electronic Co., Ltd.
14 yrs
·
Trading Company
Send Inquiry
2025 Hotselling LCD Screen Video Player Card for Promotional Use
US$
16.80
-
29.80
1 Piece
(MOQ)
4.3 5.0 7inch LCD Screen Video Card Player
US$
12.80
-
22.80
1 Piece
(MOQ)
OEM 7inch Advertising Video Card Player
US$
25.80
-
39.80
1 Piece
(MOQ)
2018 Newest Greeting Card LCD Screen Video Player
US$
10.80
-
22.80
1 Piece
(MOQ)
1/4
Skyvision Technology Co., Ltd.
8 yrs
·
Manufacturer/Factory & Trading Company
Send Inquiry
Video Greeting Card Video Player
US$
20.00
-
23.00
500 Pieces
(MOQ)
LCD Advertising Player Automatically Copies USB to SD Card 5-32 Inches
US$
16.00
50 Pieces
(MOQ)
LCD Advertising Player Battery Powered Plug-in 1080P
US$
16.00
50 Pieces
(MOQ)
7inch Portable Car MP5 Player Wireless Car Player Multimedia Player Vehicle-Mounted
US$
34.50
-
36.00
200 Pieces
(MOQ)
1/4
Huizhou Sotesin Technology Co., Ltd.
9 yrs
·
5.0
·
Manufacturer/Factory & Trading Company
Send Inquiry
All in One Retro Modern Luxury Desktop Phonograph Vinyl Record Player with DAB FM Radio CD Player Bluetooth USB/TF Card MP3 Playback
US$
54.75
-
57.50
1,000 Pieces
(MOQ)
LED Display 3 Speed Turntable Vinyl Record Player with Built-in Speakers Bt Input & Output FM Radio USB and TF Card Recording
US$
34.00
1,000 Pieces
(MOQ)
3 Speed Turntable Player Built-in Speakers Vinyl Record Player with Bt Input Output FM Radio USB and TF Card Recording
US$
34.00
1,000 Pieces
(MOQ)
Portable Wireless Bluetooth Speaker Outdoor Audio Player with Atmosphere Light
US$
5.08
-
5.36
1,000 Pieces
(MOQ)
1/4
Shenzhen GemDragon Display Technology Co., Ltd.
5.0
Send Inquiry
3D Holographic Display Ad Player 42 Cm 2 Blades 3D Hologram Fan with SD Card Indoor Digital Signage Display
US$
250.00
-
270.00
10 Pieces
(MOQ)
Intelligent Gate Outdoor Advertising Machine 24 Inch Android Touch Screen Ad LCD Tvcf Card Advertising Player Inch 1080P Full HD Bus LED Advertising Player
US$
2,000.00
-
3,000.00
1 Piece
(MOQ)
Digital Signage Router 3D Hologram Fan Advertising Player Material 42 Cm SD Card Only Version 3D LCD Advertising Player
US$
250.00
-
270.00
10 Pieces
(MOQ)
3D Holographic Display Ad Player 42 Cm 2 Blades 3D Hologram Fan with SD Card Indoor Digital Signage
US$
250.00
-
270.00
10 Pieces
(MOQ)
1/4
Jiangmen Pusound Electronics Co., Ltd.
14 yrs
·
Manufacturer/Factory & Trading Company
Send Inquiry
Car Audio FM Radio MP3 Player with Bluetooth/USB/SD Card/Aux
US$
8.50
-
14.00
1,000 Pieces
(MOQ)
Car Radio Audio MP3 Player with 2USB If SD Card
US$
8.50
-
14.00
1,000 Pieces
(MOQ)
Car Accessory Universal Car Audio Car MP3 Player with USB SD Card
US$
8.50
-
14.00
1,000 Pieces
(MOQ)
RGB Lighting Double USB TF Card Aux FM Am Car MP3 Player with Bt Fast Charging
US$
8.50
-
14.00
1,000 Pieces
(MOQ)
1/4
Shenzhen King-Hunter Technology Co., Ltd.
7 yrs
·
4.8
·
Manufacturer/Factory & Trading Company
Send Inquiry
Fashion New MP3 Music Player Support Micro SD Card Portable Simple Gift
US$
0.60
-
0.90
100 Pieces
(MOQ)
Classic Retro Portable Mini Metal Clip MP3 Player Sport Music with TF Card Slot
US$
0.60
-
0.90
100 Pieces
(MOQ)
Metal Mini Clip MP3 Music Player with TF Card Slot
US$
0.60
-
0.90
100 Pieces
(MOQ)
Mini Digital MP3 Music Player for Company Gift Kit
US$
0.60
-
0.90
100 Pieces
(MOQ)
1/4
Shenzhen BringYourHope Electronics Co., Ltd.
5.0
Send Inquiry
Multifunctional Recorder FM Radio TF Card Play Ebook Bluetooth Music MP3 Player
US$
15.05
-
15.35
100 Pieces
(MOQ)
Built-in Battery Multi-Function Digital Recorder Radio TF-Card Bluetooth 3.5mm-Earphone 128GB MP3 Player
US$
25.85
-
26.25
100 Pieces
(MOQ)
FM Stereo Am Sw Full Band Radio MP3 Speaker Bluetooth Recorder Player
US$
12.25
-
12.55
100 Pieces
(MOQ)
Bluetooth Music Player Hi-Fi Sports Clip Touch Screen Buttons 8GB MP3 Player
US$
13.35
-
13.65
100 Pieces
(MOQ)
1/4
Shenzhen June Electronics Co., Ltd.
10 yrs
·
5.0
·
Trading Company
Send Inquiry
HDMI Media Player, VGA Full-HD Ultra HDMI Digital Media Player for -MKV/RM- HDD USB Drives and SD Cards
Negotiable
1 Piece
(MOQ)
1080P HDD Media Player Read USB Drive/SD Card with HD HDMI/AV/VGA Output for RMVB/ MKV /JPEG etc with Remote Control
Negotiable
1 Piece
(MOQ)
Hot Mini 1080P Advertising Player Support SD Cards USB Disk HDD Multimedia Players
Negotiable
1 Piece
(MOQ)
SD Card Media Player Box Advertising
US$
28.00
1 Piece
(MOQ)
1/4
Good Seller Co., Ltd
14 yrs
·
Trading Company
Send Inquiry
China Manufacture Detachable Panel Bluetooth MP3 Card Radio Fashionable Car CD Player
US$
10.78
-
12.10
100 Pieces
(MOQ)
Factory Wholesale DVD Bluetooth Hands-Free Call Card Reader Car CD Player
US$
26.40
-
29.70
40 Pieces
(MOQ)
Hot Selling Dual Knob Card USB Flash Drive Bluetooth Car MP3 Player
US$
7.37
-
8.25
140 Pieces
(MOQ)
Fast Drop Shipping Bluetooth Hands-Free Calling USB Card Cigarette Car MP3 Player
US$
3.08
-
3.47
350 Pieces
(MOQ)
1/4
Colpoint Technology Limited
12 yrs
·
4.5
·
Trading Company
Send Inquiry
1.77 Inch MP4 Player with Bluetooth, Portable Music Player with FM Radio, Voice Recorder, Support USB Charging – No TF Card
US$
6.80
-
7.48
1 Piece
(MOQ)
Jsd-520 Car Bluetooth MP3 Player Digital Display FM Radio Car Audio Device (TF Card Version)
US$
5.10
-
6.49
2 Pieces
(MOQ)
D3410 Bluetooth MP3 Car Player – Supports TF Card, USB & FM Radio
US$
3.63
-
5.01
1 Piece
(MOQ)
M7 Wireless FM Transmitter Car MP5 Player 7" HD Screen, TF Card/U Disk/Aux
US$
32.20
-
35.99
1 Piece
(MOQ)
1/4
Guangzhou Yuexiu District Yihua Auto Supplies Firm
5.0
Send Inquiry
Car Audio Radio 1DIN Bt Stereo MP3 Player FM Receiver 12V Support Phone Charging Aux/USB/TF Card in Dash Kit
US$
6.50
2,000 sets
(MOQ)
Multifunctional FM Radio USB Card Bt Aux Car Stereo MP3 Player
US$
5.00
-
5.50
50 sets
(MOQ)
Car Audio Radio 1DIN Bt Stereo MP3 Player FM Receiver 12V Support Phone Charging Aux/USB/TF Card in Dash Kit
US$
6.30
20,000 sets
(MOQ)
7 Inch Double Car MP5 Player DVD Player Car Video Radio
US$
18.00
100 Pieces
(MOQ)
1/4
Shenzhen Haizhi Trading Company Ltd.
12 yrs
·
5.0
·
Trading Company
Send Inquiry
USB SD Card Mini Metal Clip MP3 Digital Player
US$
0.99
-
2.00
1 Piece
(MOQ)
128MB 256MB 512MB Credit Card MP3 Player
US$
4.99
-
8.99
1 Piece
(MOQ)
Mirror Clip USB Digital MP3 Player Support SD TF Card
US$
0.70
-
0.99
100 Pieces
(MOQ)
Customized Logo Name Card MP3 Music Player MP4 Player
US$
4.38
-
5.50
1 Piece
(MOQ)
1/4
Jiangmen Aokatoo Smart Technology Electronics Co., Ltd.
15 yrs
·
4.0
·
Manufacturer/Factory & Trading Company
Send Inquiry
Car FM/USB/TF Card/Bt/Dual USB/ High Power/ID3 MP3 Player
US$
6.00
-
15.00
500 Pieces
(MOQ)
Fix Panel Car MP3 Player/ WMA/Ape/ID3/DAB/Bt/TF Card/Dual USB
US$
5.90
-
6.50
500 Pieces
(MOQ)
USB, SD Card Vehicle Car MP3 Player
Negotiable
500 Pieces
(MOQ)
Car Radio with USB/TF Card MP3 Player
US$
5.90
-
6.50
500 Pieces
(MOQ)
1/4
Colpoint Technology Limited
12 yrs
·
4.0
·
Trading Company
Send Inquiry
T1 1.8 Inch Screen Portable MP4 Music Player Bluetooth-Compatible E-book FM Radio (With 64G TF Card) - Black
US$
13.31
-
14.20
2 Pieces
(MOQ)
S308 4GB TF Card Touch Screen MP3 Sound Recorder Music Video MP4 Player with Dictionary (No Bluetooth Function)
US$
7.90
-
8.95
2 Pieces
(MOQ)
Outdoor Portable Subwoofer Bluetooth Speaker Support TF Card
US$
11.50
-
12.28
10 Pieces
(MOQ)
7 Inch Touch Screen 2 DIN Car FM Radio Bluetooth Video Music MP5 Player with Rearview Camera
US$
19.41
-
28.25
2 Pieces
(MOQ)
1/4
Shenzhen Vitek Electronics Co., Ltd.
4.6
Send Inquiry
Portable 4bg 8GB Solar Charging Loud Voice FM Radio TF Card Flashlight Middle East Arabic Islamic Muslim Holy Quran Audio Player
US$
9.79
-
11.57
3,000 Pieces
(MOQ)
Christian Holy Digital Big Speaker Kids Learning Gift Indian Gurbani Punjabi Bible Buddhism Digital MP3 Quran Player
US$
18.57
-
19.57
3,000 Pieces
(MOQ)
Transparent Jail Prison Christian Digital Holy Mini Small Pocket Solar Powered Rechargeable Portable MP3 Audio Bible Player
US$
18.57
-
19.57
3,000 Pieces
(MOQ)
Islamic Quran Player Digital Speaker Holy Mini Small Pocket Solar Powered Rechargeable Portable MP3 Audio Koran Quran Player
US$
18.57
-
19.57
3,000 Pieces
(MOQ)
1/4
Shenzhen P & Y Technology Co., Ltd.
5.0
Send Inquiry
Multi-Touch Ad Player 32 Inch Download Ad Player with High Performance LCD Digital Signage Photo Booth Kiosk LCD Advertising Display with USB SD Card
US$
515.00
-
590.00
1 Piece
(MOQ)
3G Wall Video 32 Inch Super Slim Floor Standing Kiosk Touch Screen LCD Digital Signage Hot HD LCD Player Video Greeting Card
US$
536.00
-
626.00
1 Piece
(MOQ)
32 Inch Advertising Display Brochure Holder Self Sercice Advertising Display LCD Screen Car DVD Player Magic Mirror Advertising LCD Digital Signage
US$
205.00
-
245.00
50 Pieces
(MOQ)
Dedi 43 Inch LCD Advertising Player Sumsung LG 4K Waterproof Outdoor LCD Digital Signage Ad Player for Shopping Mall
US$
1,077.00
-
1,284.00
1 Piece
(MOQ)
1/4
Jiangmen Meisound Electronics Technology Co., Ltd.
12 yrs
·
5.0
·
Manufacturer/Factory & Trading Company
Send Inquiry
USB, SD Card Vehicle Car MP3 Player
US$
5.00
-
10.00
100 Pieces
(MOQ)
Univeral Car Radio 2DIN MP5 Player with USB. TF Card and Bt Function
US$
31.00
-
36.00
24 Pieces
(MOQ)
One DIN Car Stereo Audio MP3 Player with Bluetooth Two USB
US$
5.00
-
10.00
100 Pieces
(MOQ)
New Model Multi Colors Car Stereo Audio MP3 Player with Bluetooth, Aux, USB, FM
US$
5.00
-
10.00
100 Pieces
(MOQ)
1/4
Guangdong Songshan United Technology Development Co., Ltd.
Send Inquiry
Multiple Split Screen Modes Interactive Digital Signage Ad Player with SD Card
Negotiable
1 Set
(MOQ)
43 Inch Weatherproof LCD Advertising Screen Player for Retail
US$
659.00
-
899.00
1 Piece
(MOQ)
43 Inch Outdoor LCD Player with Stunning 3840X2160 Resolution
US$
659.00
-
899.00
1 Piece
(MOQ)
43 Inch LCD Advertising Screen Player with 2000-3000CD/M² Brightness
US$
659.00
-
899.00
1 Piece
(MOQ)
1/4
Dongguan AST Industry Co., Ltd.
Send Inquiry
7.0inch7.0inch Digital Invitation Card Advertising Player
US$
3.00
500 Pieces
(MOQ)
MP4 Player Brochure Video Advertising Player Video Booklet
US$
30.00
500 Pieces
(MOQ)
Promotional Video Brochure LCD Video Player Advertising Player
US$
10.00
100 Pieces
(MOQ)
MP4 Player Brochure Advertising Player Video Brochure Module
US$
30.00
500 Pieces
(MOQ)
1/4
NANCHANG HUAYIN CO.,LTD
Send Inquiry
Multi-Functional CD/DVD/USB/TF Card/FM Tuner Music Player Merlaud Mcd-Tsu
US$
500.00
1 pieces
(MOQ)
Multi Media Player CD/DVD/SD/Tuner Supported
US$
500.00
1 pieces
(MOQ)
Industrial Music Player with USB/SD/CD/DVD Audio Source for PA System
US$
500.00
1 pieces
(MOQ)
CD Player Portable AC220V USB CD DVD SD FM Supported
US$
500.00
1 pieces
(MOQ)
1/1
Aileen Music Co., Ltd.
5.0
Send Inquiry
USB, SD Card Connector FM Radio Cassette Player (AL-738)
US$
50.00
-
90.00
2 Pieces
(MOQ)
FM Radio, Recording/Bluetooth, USB, SD Card Connector Speaker (AL-730)
US$
20.00
-
40.00
2 Pieces
(MOQ)
Portable FM Radio, USB, SD Card Connector Speaker (AL-728UDFM)
US$
20.00
-
50.00
5 Pieces
(MOQ)
Paper Card Packing Guitar Cable (AL-G011)
US$
1.90
-
2.90
10 Pieces
(MOQ)
1/4
NINGBO CONFIDENCE CAR ACCESSORY LTD.
5.0
Send Inquiry
Auto Stereo Double DIN Tactil Mirrorlink W/HD Rear camera, Universal 7 Inch Touchscreen for All Cars Lossless Music MP5 Player SD/MMC Cards up to 32GB Car Audio
US$
18.69
-
24.39
1,000 Pieces
(MOQ)
Wireless Carplay Portable Car Stereo Android Auto,Multimedia for Car Radio W/Bluetooth Hands-Free,7'' Touch Screen Mirror Link/Voice Control/TF Card/USB/Aux/Wif
US$
27.59
-
31.19
1,000 Pieces
(MOQ)
7 Inch Wireless Apple Carplay&Android Auto,Portable Car Stereo W/Mirror Link,Multimedia Player,Bluetooth,Aux/FM,Google&Siri Assistant,Dash or Windshield Mounted
US$
47.69
-
51.59
1,000 Pieces
(MOQ)
Double-DIN Adaptive 7 inch Car Stereo-Wireless CarPlay&Android Auto,Bluetooth,HD LRV(Live Rearview),Mirror Link,SXM Input,Quick Charge GPS Navigation Car Player
US$
39.09
-
44.39
1,000 Pieces
(MOQ)
1/4
Guangzhou Sundi Electronics Co., Ltd.
Send Inquiry
New X20mini Video Game Console 4.3 Inch Retro Handheld Portable Gaming Player with 8g TF Card
US$
15.90
-
17.90
100 pieces
(MOQ)
Hot Sale Games Hand Controller Handheld Players 1000+ Retro Support TV Output Video Gamepad Game Console
US$
19.80
-
22.50
100 pieces
(MOQ)
New D6 Handheld Controller Game Console Dual Joystick Built-in 10 Emulators 16-Bit Retro Gaming Player
US$
19.80
-
22.50
100 pieces
(MOQ)
Wholesale Compatible Multiplayer Red Blue New Type Retro Handheld Game Consoles with Control Grip
US$
19.80
-
22.50
100 pieces
(MOQ)
1/4
Changzhou Eagle International Trade Corp.
21 yrs
·
Trading Company
Send Inquiry
12V Mini MP3 Player Decoder USB Card Flash Drive Bluetooth
US$
5.20
-
5.50
500 Pieces
(MOQ)
High Quality Car MP3 Player Car Audio with USB LCD Screen
US$
3.40
-
6.50
300 Pieces
(MOQ)
Car MP3 DVD Player Car Audio Detachable LCD Panel
US$
3.80
-
6.50
300 Pieces
(MOQ)
Car MP3 Player Big LCD Screen Car Audio 7388IC
US$
3.80
-
6.50
300 Pieces
(MOQ)
1/4
Shenzhen Xinshenghua Electronic Technology Co., Ltd.
2 yrs
·
5.0
·
Manufacturer/Factory & Trading Company
Send Inquiry
8.8-Inch Android 14 Multimedia Player Wireless Carplay/Android Auto Car Digital Dashboard for Audi A4 B8 S4 A5 S5
US$
164.00
-
176.00
1 Piece
(MOQ)
8.8 Inch Android 14 Wireless Carplay/Android Auto Digital Car Radio Player for Audi A4 B8 S4 A5 S5 Factory
US$
164.00
-
176.00
1 Piece
(MOQ)
Wireless Carplay/Android Auto 8.8-Inch Android 14 Car Digital Dashboard Multimedia Player for Audi A4 B8 S4 A5 S5
US$
164.00
-
176.00
1 Piece
(MOQ)
Digital Car Dashboard 8.8-Inch Android 14 Wireless Carplay/Android Auto Multimedia Player for Audi A4 B8 S4 A5 S5
US$
164.00
-
176.00
1 Piece
(MOQ)
1/4
Shenzhen Windro Technology Co., Ltd.
5.0
Send Inquiry
55" LCD Digital Signage Portable Battery Powered 2500 Nits IP65 Floor Installation Outdoor Public Space Advertising Player
US$
798.00
-
880.00
1 Piece
(MOQ)
Waterproof 43 Inch Portable Battery Digital Signage and Displays LCD Advertising Player Advertising Display Screen Outdoor Kiosk
US$
798.00
-
880.00
1 Piece
(MOQ)
IP65 Waterproof 3D Hologram Box Ai Interactive Transparent LCD Aigc Outdoor Advertising Touch Interaction
US$
800.00
-
2,900.00
1 Pieces
(MOQ)
10.1 Inch Rk3576 L Shape Android Digital Tablet Touchscreen with TF Card NFC USB HDMI RJ45 Type-C, for Restaurant Menu Ad Player
US$
90.00
-
93.00
1 Pieces
(MOQ)
1/4
Shenzhen Uniview Commercial Display Co., Ltd.
8 yrs
·
Manufacturer/Factory & Trading Company
Send Inquiry
Supermarket Shopping Mall 4K Resolution for Cosmetics Shelf Semi Outdoor Ad Player
US$
150.00
-
3,500.00
1 Piece
(MOQ)
Supermarket Shopping Mall 4K Resolution for Freezer Semi Outdoor Ad Player
US$
150.00
-
3,500.00
1 Piece
(MOQ)
Bus Station Hospital 2K Resolution for Freezer Indoor Ad Player
US$
150.00
-
3,500.00
1 Piece
(MOQ)
Uniview Brand Android System for Medicine Shelf Bus/Car Ad Player
US$
150.00
-
3,500.00
1 Piece
(MOQ)
1/4
SunWorld Technology Limited
5.0
Send Inquiry
10.1'' Wall Mount BLE 5.2 500 Nits High Brightness 1280*800 Touch Screen Digital Signage Media Player
US$
198.00
-
219.00
2 Pieces
(MOQ)
Smart Home Wall Mounted Touch Screen Kiosk Advertising Player
US$
100.00
-
130.00
1 Piece
(MOQ)
Wall Mount Customizable IPS Touch Screen Android 11/13 OS Android Player
US$
145.00
-
169.00
2 pieces
(MOQ)
Portworld Resolution 1280*800 IoT Home Automation Android Player
US$
125.00
-
158.00
2 pieces
(MOQ)
1/4
AIYOS Technology Co., Ltd.
17 yrs
·
Manufacturer/Factory & Trading Company
Send Inquiry
Digital Signage High Capacity Battery Desktop Ad Player
US$
60.00
-
90.00
10 Pieces
(MOQ)
High Capacity Battery Desktop Small Advertising Player with Charging Station Digital Photo
US$
60.00
-
90.00
10 Pieces
(MOQ)
Window Use 1000nits High Brightness 15.6 Inch Multi-Hanging LCD Advertisement Player Digital Signage for Advertising
US$
298.00
-
334.00
1 Piece
(MOQ)
Android Tablet Small Advertising Player with Charging Station
US$
60.00
-
90.00
10 Pieces
(MOQ)
1/4
1
88
Hot Products
China Portable
MP3 Player
China Radio
China MP4
Digital MP3 Player
Usb Mp3
Music Player
LCD Advertising Player
Related Manufacturers & Supplier
Advertising Player Factories
Memory Card Player Factories
Sd Card Player Factories
Wireless MP3 Player Factories
Mini Card Mp3 Player Manufacturers
Tf Card Mp3 Player Manufacturers
Card Mp3 Manufacturers
Mini Mp3 Player Manufacturers