BS29 Gamble journey wireless speaker V5.0 with 600mAh class A polymer lithium battery for 5 hours of music and calls

1. Speaker: 40mm, 4O, 3W, THD+N 10%.
2. Sizes: 74*74*60mm. Weight: 174g.
3. Wireless specification: V5.0 BK.
4. Support agreement A2DP, AVRCP, HFP.
5. Support wireless playback, calls, TF card, AUX mode.
6. Charging voltage DC5V. Charging time: about 2 hours.
7. Calls / music time: 5 hours.
8. Battery: 600mAh, class A 18650 battery.