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Half in ear TWS Bluetooth earphones-i18M

Bluetooth chip: AD6976

Bluetooth version: V5.3

Sound channel system: true stereo

Working frequency: 2.402-2.480GHz

Supporting protocols: HSP, HFP, A2DP, AVRCP

Transmission distance: 10 meters

Transmission power: Class 2

Response frequency: 15~20000Hz

Speaker unit: Φ 13MM

Charging input standard: DC 4.75-5.25V/1-40MA

Earphone battery: 3.7V lithium battery, 40mAh

Charging compartment battery: 3.7V lithium battery, 400mAh

Charging time: approximately 2-3.5 hours (charging case+headphones)

Headphone working time: approximately 4 hours

Charging case charges headphones approximately 3 times

Keys: Touch

Material: ABS

Color: Pink, Purple, White, Yellow

Quantity:
Product Description

The product uses AC6976 V5.3 specification, operates in the 2.4G frequency band, with a frequency range of 2402-2480MHz, Class II RF power level, A2DP V1.3, HFP V1.7, AVRCP V1.6, SPP V1.2, PBAP1.2, BDR/BLE Bluetooth communication protocol

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