SpeechLine Digital Wireless is Sennheiser’s speech-optimised 1.9 GHz DECT platform, engineered for presentations, conferences and houses of worship, with automatic channel management and licence-exempt operation in the UK. This is the handheld transmitter on its own, intended to add a channel to an existing SpeechLine system or replace a lost unit. Band variant: -3, 1,880 – 1,900 MHz (DECT). Licence-exempt in the UK.
Key Features
Speech-optimised 1.9 GHz DECT wireless, licence-exempt in the UK
Automatic channel management with dynamic frequency selection
Up to 20 links per reception range (UK/EU -3 variant)
AES 256 audio encryption on the digital link
Aimed at presentations, conferences and houses of worship
UK band (-3 variant): 1,880 – 1,900 MHz (DECT)
MME 865 capsule: supercardioid condenser vocal capsule head (SpeechLine)
RF output: adaptive, up to 250 mW (country-specific)
Audio frequency response: 50 to 20,000 Hz
Specifications
| General: RF output power | adaptive, up to 250 mW (country-specific) |
| General: AF frequency response | 50 to 20,000 Hz |
| General: Input sensitivity | automatic sensitivity adjustment |
| General: Display | LCD |
| General: Mute switch | available |
| General: Weight (w/o accupack) | approx. 262 g incl. microphone head |
| Power Supply: Accupack | BA 10 (Li-Ion, 3.6 V) |
| Power Supply: Batteries (optional) | 2 x AA size battery (1.5 V) |
| Operating time: Accupack | typ. 15 h |
| Operating time: Batteries (optional) | typ. 10 h |
| Sennheiser part number | 505885 |
| UK band | 1,880 – 1,900 MHz (-3 variant, DECT band) |










