Graham Somerville reported that the new bhi NCH Active Noise Cancelling Headphones will reduce ambient background noise, enabling you to have a more enjoyable listening experience. The over-ear style NCH headphones also give good passive audio isolation from external noise. They are an excellent choice for those wanting to reduce aircraft cabin noise, air conditioning noise, train noise, ambient background noise, and similar types of continuous environmental noise so that they can enjoy a much-improved listening experience. They are especially good to use on a train or aircraft, whilst listening to audio or watching a video. The adjustable headband and soft over-ear pads make sure that the headphones are a comfortable fi t. The NCH Headphones require one AAA alkaline battery (supplied). The active noise cancellation can be switched on and off with a simple switch, A green LED indicates whether it is active or not. Meanwhile, The new bhi EXTSPK2525W Extension Speaker can be used with a wide range of communications equipment, and as a base station speaker, including with bhi audio DSP noise cancelling products. The EXTSPK25 speaker has a pivoting, removable, metal mounting bracket with 2 keyhole mounting slots. The speaker can be fi xed vertically or horizontally. It comes supplied with a quality 2m audio lead, which has a 3.5mm (1/8”) mono plug on one end and bare ends on the other. When listening to stereo signals, another EXTSPK25 is required. For connection to a 3.5mm stereo socket, the bhi ALD-Y01 splitter cable adapter is required. This adapter cable combines both mono inputs into a 3.5mm stereo plug. bhi Ltd 22 Woolven Close, Burgess Hill West Sussex RH15 9RR Tel: +44 (0)1444 870333 [email protected] www.bhi-ltd.com

This article was featured in the November 2019 issue of RadioUser