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Sennheiser CX 400BT Black True Wireless In-Ear headset headphone - bluetooth 5.1

up to 7 h running time

up to 20 h with charging case, SBC, AAC, aptX Codec compatible 

dynamic 7 mm drivers

max. spl 107 dB SPL (1 kHz / 1 mW) 

frequency response: 5 -21000 Hz

customizable touch control 

works with Google Assistant and Apple Siri

weight of single earphone 6g

includes charging box

charging cable and silicone ear tips (XS/S/M/L)

colour black

Sennheiser CX 400BT

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