Sennheiser IE 100 Pro Wireless Black

Sennheiser IE 100 Pro Wireless Black, Dynamic wireless in-ear headphones, With IE Pro Bluetooth adapter, Impedance: 20 Ohm, Frequency range: 20 - 18,000 Hz, Sound pressure level (SPL): 115 dB (1 kHz / 1 Vrms), Distortion factor at 1 kHz: < 0.1 % (1 kHz, 94 dB), Attenuation: < 26 dB, Transducer principle: dynamic, Built-in microphone for conversations, Colour: Black, Includes. 1.3 m cable with 3.5 mm jack plug, 3 sets of silicone adapters (S, M, L), 1 set of foam adapters (M), USB cable USB-A to USB-C, 1 carrying case and 1 cleaning tool ...