TECH
SPEC
Model: TUNE770NC
Driver size: 40 mm/ 1.57" Dynamic Driver
Power supply: 5 V
1 A
Weight: 232 g/ 0.51 lbs
Battery type: Lithium-ion battery (690 mAh/3.7V)
Charging time: 2 hrs from empty
Music playtime with BT on
and ANC off: Up to 70 hrs
Music playtime with BT on
and ANC on: Up to 44 hrs
Music playtime with BT off
and ANC on: Up to 30 hrs
Talk time with ANC on: Up to 30 hrs
Talk time with ANC off: Up to 39 hrs
Frequency response: 20 Hz – 20 kHz
Impedance: 32 ohm
Sensitivity: 100 dB SPL@1 kHz
Maximum SPL: 94 dB
Microphone sensitivity: -40 dBV/Pa@1 kHz
Bluetooth version: 5.3
Bluetooth profile version: A2DP V1.4, AVRCP V1.6.2, HFP V1.8
Bluetooth transmitter
frequency range: 2.4 GHz - 2.4835 GHz
Bluetooth transmitter
power: < 10 dBm (E.I.R.P)
Bluetooth transmitter
modulation: GFSK, π/4-DQPSK, 8DPSK
Maximum operation
temperature: 45 °C
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