XO collar clip-on wireless headset BE27

– New Bluetooth 5.0, Jerry 6976D Bluetooth solution_x000D_
– Bluetooth effective distance <10 meters_x000D_ - Best talking distance <10m_x000D_ - Maximum power of earphone 10mW_x000D_ - Headphone amplifier type: chip built-in_x000D_ - Audio signal-to-noise ratio: S/N >=90dB_x000D_
– Frequency response: 50Hz~20KHz_x000D_
– Speaker unit: 10mm, 32R copper ring_x000D_
– Built-in battery: Lithium battery: Earphone: 3.7V / 35mAh Charging stand: 3.7V / 250mAh_x000D_
– Music time: about 5 hours (80% volume)_x000D_
– Talk time: about 5 hours (80% volume)_x000D_
– Standby time: 780 hours_x000D_
– Charging input standard: Micro DC5V, 1000mA_x000D_
– Charging time: earphone: about 0.5 hour; charging box: about 1 hour_x000D_
– Battery cycle life The capacity after charging and discharging cycles >=300 times is 80% of the initial capacity_x000D_
Channel system: stereo_x000D_
– Bluetooth operating frequency: 2.402GHz-2.480GHz_x000D_
– Receiving sensitivity: -91 dBm_x000D_
– Support Bluetooth protocol Support_x000D_
Hands Free 1.6 Headset 1.1 A2DP 1.2 AVRCP 1.5_x000D_
Active and passive: active_x000D_
– Size: Charging box size: 50*23*20mm_x000D_
Headphone size: 40*15*15mm_x000D_
– Weight: 20g_x000D_
– Main material: ABS