Logitech Signature Comfort M840 L Bluetooth mouse for all-day comfort Color:White Gain range: -10 dB to

Gain range: -10 dB to +40 dB

QR2 Wheel-Side

syncing to the frequency and the beat

0: 30–280kHz

giving you outstanding passive noise cancellation

Logitech Signature Comfort M840 L Bluetooth mouse for all-day comfort Color:White Gain range: -10 dB toDescription Wireless mouse featuring cozy side grips, quiet clicks, SmartWheel scrolling, and easy Bluetooth pairing for all day comfort A natural fit in your hand Shaped for right hands and built with cozy side grips, Signature Comfort M840 L helps you stay comfortable and in control, hour after hour. Gentle hold, comfy control Feels like it was made just for you. The sculpted shape fits naturally in your hand. The thumb rest and extended rubber side