DPA 4088-DP-A-F90-LH beige - 4088 CORE+ Directional Headset Mic; MicroLock; MicroDot compatible; cardioid; 20 - 20,000 Hz; + 4-6 dB treble boost at 15 KHz; 144 dB SPL max. for wireless headset Transmitter systems with B+K connector (opt. adapter available for almost all transmitter systems); especially for speech; colour: beige