CSR 4.0 Bluetooth Headphone for Smartphone Wireless Mobile Earphone Bluetooth Headset

1- Charging voltage: MICRO USB 5V
2-Working current: 10-20mA
3- Bluetooth Working range: 10M
4-Output power: 2X18MW
5-Frequency range: 2.401-2.480GHz
6- Distortion factor: ≤ 1%
7-Frequency response: 20Hz-20kHz
8-Working Time: Music state 10 H/ Talkingstate 15H
9-SNR: S/N≥ 95
10- Charging Time: 2h
11-Bluetooth name: LG HBS-900
12-Speaker: 16Ω20MW X 2
13-Battery: 3.7V/195mAh (Polymer rechargeable battery)
14-ANC frequency 100-1000Hz
15-ANC level 15-20dB
16-Standby time ≥ 500H
17-working environment 10-60


Features:
1- NEXT key: Short press for the next one function, long press fast forward.
2- PREV key: Short press to function on a long press to rewind.
3- VOL + key: Short press the volume increase
4- VOL + key: Short press for volume reduction
5- On / Off slide switch: Turn the switch to the ON position
6- few blue lights flash, first search for paired devices automatically connect when the search, automatically enters pairing mode 2 seconds after the long bright blue light, after the pair connected blue lights flash twice every three seconds, off when open connections, blue lights flashing about every three seconds, hit the OFF position shutdown, shutdown blue lights flash a few.
7- telephone keys: Point in standby mode, press for voice dialing, call state short press to answer the call, and then tap to hang up, press 2 seconds refused to listen to the phone, the phone is turned on long press 2 seconds turn the phone with a Bluetooth headset mutual conversion answer, press 2 seconds for the end number redial.
8- play pause button: Music plays a short press Play / Pause.
9- pairing status five minutes without mating connector automatically shut down, matching the time 5 minutes; Long bright blue light when paired, unconnected blue lights flash once an interval of about three seconds. After connecting the phone for about 3 seconds interval blue lights flash twice; Reset off when charging Bluetooth can not be used while charging, long bright red when charging, charging is complete the red light off
10- have the power display.
11- pairing two phones at the same time or with a Bluetooth-enabled device.
12- intermittent calls vibrating alert when the device after the theft of more than 8M vibrating alert.
13- LG BT Reader installed on Android phone, you can read text messages.
14- using apt-X lossless audio transmission technology.
15- Call technical support HD (VoLTE, HD Voice)