Description
The SoundTraxx 884607 BLU-2200 Blunami is a 2-amp universal Blunami Bluetooth-controlled Digital Sound Decoder factory-loaded with the steam locomotive sound profile.
Why Blunami: Same Tsunami2 sound engine, but operate the loco three ways — DC analogue, DCC, or wireless Bluetooth direct from a smartphone using the free SoundTraxx Blunami app. Perfect for layouts without a DCC system, garden / portable railways, or anyone who wants smartphone control.
- Scale fit: HO and S
- Format / connector: Universal (screw-terminal blocks for no-fault wiring)
- Function outputs: 8
- Max motor stall current: 2 A
- Audio amplifier: 2 W into 8 Ω
- Three-way operation: DC analogue, DCC, and wireless Bluetooth (control from a smartphone via SoundTraxx app)
- Tsunami2 sound engine: Dynamic Digital Exhaust, brakes, injectors, power reverse, firebox flicker, 16 sound channels
- DCC track voltage: 7 – 22 V
- Sound library: Steam profile — 10 chuffs, 90+ whistles, 12 bells, full Tsunami2 features
- SoundTraxx SKU: 884607 (Walthers 678-884607)
Tip: Bluetooth range is ~30 ft / 10 m. Pairs simultaneously with up to 4 phones if your layout has multiple operators.
About SoundTraxx: A USA-made DCC decoder and sound-system specialist founded in 1990 (Durango, Colorado). Product lines: Tsunami2 (premium full-feature digital sound decoders), Econami (value-priced sound decoders), Blunami (Bluetooth-controllable sound), and DCC Mobile Decoders (motor + lighting, no sound). Range also includes miniature speakers (round / oval / Mega Bass / Mini Cube), the CurrentKeeper stay-alive supercap module, and a full set of Quick-Plug harnesses and adapters for clean installs.
In stock at Oakville Model Trains Depot.






