Model: S19

BT version: V5.0 double talk, low power consumption

Supporting protocols: A2DP, HFP, HSP, AVRCP

Transmission range: about 10m/32.81ft

Channel: mono

Play time: about 2.5 hours

Call time: about 3 hours

Charging time: about 1 hour

Standby time: 100 hours (with the charging warehouse full power standby

time of 150 days);

Cumulative music duration: about 120 hours (with full charge of the charging compartment)

Cumulative call duration: about 150 hours (with full charge of the charging compartment)

Rechargeable headphones: about 25 times

Headphone capacity: 40MA;

Charging compartment capacity: 2200mAh

Headphone capacity: 50mAh

Control type: button control

Charging voltage: 5V, 1A

Noise reduction version: CVC8.0

Wear: ear buckle half ear

Whether single or both ears

Power horn impedance: φ10MM 32 ohm composite film

MIC sensitivity: 3722 digital silicon wheat -42+-2DB

Main functions: voice prompt, connection work flash, true wireless stereo

playback, music switching, volume adjustment, voice assistant (SIRI), pick up automatic power-on pairing, caller number, call rejection call and other main functions.

Headphone size: about 28.3*17.7*16.5mm/1.11*0.7*0.65in

Headphone gross weight: about 4.9g*2

Packing List:

2*headphones

1*charging box

1*charging cable

1*manual

1*color box