Transducer: 43 x 47mm/1.5"

Output power: 4.2W RMS

Frequency response: 110Hz – 20kHz

Signal-to-noise ratio: > 85dB

Battery type: Li-ion polymer 2.775Wh

Battery charge time: 2.5 hours (5V/1A)

Music play time: up to 5 hours (dependent on volume level and audio content)

Bluetooth® version: 5.1
Bluetooth® profile: A2DP 1.3, AVRCP 1.6

Bluetooth® transmitter frequency range: 2402MHz − 2480MHz

Bluetooth® transmitter power: ≤ 8dBm (EIRP)

Bluetooth® transmitter modulation: GFSK, π/4 DQPSK, 8DPSK

Dimensions(WxHxD):87.5x75x41.3mm/ 3.4" x 2.7" x 1.6"

Weight: 0.209kg/0.46 lbs