Sennheiser Memory Mic

Ref : 83509
Frequency range 2.4 to 2.4835 GHz
Bluetooth 4.1 and higher transmission technologies
Wireless LAN (WLAN) IEEE 802.11 b / g / n
HF emission power 10 mW
Noise level reported at the input 28 dB (A) SPL
Sound pressure level max. (at 1 kHz) 119 dB SPL
Omnidirectional polar pattern (directivity)
Transducer Type Prepolarized Electrostatic Microphone
100-20 000 Hz audio frequency response
48 kHz / 16 bit binary resolution (data stream)
Operating autonomy 4 hours
Cooldown 70% load = 1 h
100% charge = 2 h
Power supply Battery = Built-in rechargeable Li-Polymer 3.7 V DC, 360 mAh
USB charging, 5 V, 500 mA
Dimensions Approx. 51 x 37 x 16 mm
Weight about 30 g
Temperature range Operation: 0 ° C to +40 ° C
Storage: -20 ° C to +70 ° C