RS 120-W using LE Audio | Sennheiser
https://www.youtube.com/watch?v=7VQn36cxfuI
Specifications
Article number (SKU)
700171
Battery Specification
Headphone Receiver: 2 x 1.2 V (AAA), NiMH rechargable
Battery time
Headphone Receiver: Up to 20 hours
Bluetooth
LE Audio
Charging time
5 hrs (>95%)
Color
Black
Connection
LE Audio
Dimensions
HDR 120-W: 195 x 190 x 82, TX 120-W: 85 x 135 x 225
Ear pad material
fabric
Ear Coupling
Supra-aural
Frequency band
2,400 MHz to 2,483,5 MHz
Frequency response
22–19,500 Hz
Impedance
24Ω
Power Supply
Input: 100-240 V AC, 50-60 Hz,0.1 A Output: 9V DC, 0.34 A, max 2,7 W
Range
Up to 60 m
Sensitivity
100 dB SPL (1 kHz / 1 mW)
Speaker Type
Dynamic, 30 mm diameter
Storage Temperature
Temp: –20 to +40°C Rel. humidity < 90% (non condensing)
Speech, Music, Neutral
Total harmonic distortion (THD)
< 0.7 % at 1 kHz, 100 dB SPL
10mW (max)
Warranty
2 years
Wearing style
On-Ear, Headband, Open supra-aural wireless headphone system
Weight
HDR 120-W (incl. batteries): 215 g, TR 120-W: 315 g, RS 120-W (incl. batteries, power supply & RCA adapter): 695g