Crystal Glazed Wireless Bluetooth Speaker Fashionable Bass Computer TWS Small Stereo

Bluetooth version: 5.0 Number of speakers: 1 Power mode: USB Color: C7 Technology Black, C7 Pearl White, Premium C7 Technology Black, Premium C7 Pearl White Frequency response range: 20Hz-20KHz Built-in battery capacity: 1000mAh-1200mAh (inclusive) Rated power: 3 Whether it has a built-in battery: built-in battery Box material: plastic Waterproof grade: not waterproof Connection method: Bluetooth connection Rated voltage: 5 Effective distance: 10 meters Signal to noise ratio: ≥ 75dB