JBL Tune 670NC

– Power supply: 5 V 1 A

– Frequency response: 20 Hz – 20 kHz

– Impedance: 32 ohm

– Sensitivity: 98 dB SPL@1 kHz

– Maximum SPL: 95 dB

– Microphone sensitivity: – 40 dBV/Pa@1 kHz

– Maximum operation temperature: 45 °C

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

– 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)

– Driver size: 32 mm/ 1.25” Dynamic Driver

– Weight: 174 g/ 0.384 lbs

– Battery type: Lithium-ion battery (690 mAh/ 3.7V)

– Charging time: 2 hrs

– Music playtime with BT on: up to 70 hrs

– 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 AUX 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