Battery capacity: 800mAh Version: Bluetooth 5.2 Transmission range: ≥10M Standby time: ≤120 Speaker: 40mm/Impedance: 320 Material: ABS Charging time: 1.5 hours Packing method: boxed Packing list: earphone*1+charging cable*1+3.5mm to 3.5mm cable*1+instruction manual*1 Large diaphragm speaker The improvement is more than a little Large dynamic speaker, with international tuning expert redesigning high, medium and low frequencies, balanced and restored sound layering. Bluetooth 5.2 chip high transmission is one step faster Connection is faster and more stable, listening to music and playing games is clearer and smoother, and the performance of earphones is generally improved. Strong and long-lasting battery life, continuous listening Super energy battery life Low-latency audio and video synchronization of games The new Bluetooth 5.2 technology achieves "0" delay, allowing daily entertainment to enjoy wireless freedom Bluetooth/plug-in dual-mode playback Support mobile phones/tablets equipped with Bluetooth devices and electronic products, with unlimited choices