Бездротові навушники XO X40 Nuoke

Бездротові навушники XO X40 Nuoke (Гарантія на перевірку 6 міс.)

■Product type: Bluetooth headset
■Sound system: stereo
■Control mode: touch mode
■Active passive: active
■Bluetooth program: AB5656C2 (Zhongke Bluetooth)
■Bluetooth version: 5.3
■Support Bluetooth protocol: HFP HSP A2DP AVRCP
■Bluetooth operating frequency: 2.402GHz-2.480GHz 
■Bluetooth effective distance: ≤ 10 meters (straight line distance)
■Speaker power: Rating 3mW
■Radio frequency power level of the headset: Class2
■Maximum transmit power:+9DBm
■Headset amplifier type: chip built-in
■Frequency Response: 100Hz～20KHz 
■Speaker unit: Φ13mm@32 ohm 
■Microphone MIC sensitivity: analog silicon mark, -39dB +-3
■Built-in battery: lithium battery 3.7V 25mAh (spray code 25mAh) Charging compartment: 250mAh
■Music time: about 4 hours (80% volume normal mode)
■Talk time: Approx. 2.5 hours (80% volume)
■Standby time: (connected) Approx. 40H
■Charging input standard: Type-C DC-5V / 1A
■Charging time: Charging compartment about 1.5 hours Headset charging about 1.2 hours
■Battery cycle life: charge and discharge cycle ≥ 300 times