Περιγραφή
■New Bluetooth 5.0, Jerry 6976D Bluetooth solution■Bluetooth effective distance <10 meters■Best talking distance <10m■Maximum power of earphone 10mW■Headphone amplifier type: chip built-in■Audio signal-to-noise ratio: S/N ≥90dB■Frequency response: 50Hz～20KHz■Speaker unit: 10mm, 32R copper ring■Built-in battery: Lithium battery: Earphone: 3.7V / 35mAh Charging stand: 3.7V / 250mAh■Music time: about 5 hours (80% volume)■Talk time: about 5 hours (80% volume)■Standby time: 780 hours■Charging input standard: Micro DC5V, 1000mA■Charging time: earphone: about 0.5 hour; charging box: about 1 hour■Battery cycle life The capacity after charging and discharging cycles ≥300 times is 80% of the initial capacityChannel system: stereo■Bluetooth operating frequency: 2.402GHz-2.480GHz■Receiving sensitivity: -91 dBm■Support Bluetooth protocol SupportHands Free 1.6 Headset 1.1 A2DP 1.2 AVRCP 1.5Active and passive: active■Size: Charging box size: 50*23*20mmHeadphone size: 40*15*15mm■Weight: 20g■Main material: ABS
