Brand: Pioneer
The Pioneer VSX-55TX and VSX-55TXi are AV receivers that offer excellent sound quality and advanced features for a home theatre system. Here is an overview of their specifications:VSX-55TX:- 7.2 channel AV receiver (5.2 channels of power amplification and 2 zones of customizable audio output)- Dolby Atmos (up to 5.2.2 channels with additional height speaker channel support) and DTS:X decoding- 4K Ultra HD (HDR10 and Hybrid Log-Gamma compatible) and 4K60p pass-through with 4:4:4 colour resolution- Multi-Zone Second Zone Audio – two usable HDMI outputs supports 2-Zone audio playback. You also have the option to turn the Second Zone into a dedicated Compressed Music Enhancer Zone (C.M.E Zone 2)- Spotify Connect, Tidal, Freeview Play and vTuner radio through embedded WiFi and Bluetooth connectivity- Playback from smartphones and tablets via Bluetooth and USB inputs- Compressed Audio Restorer: Enhance sound quality of Audio Signals processed with MPEG, AAC and WMA compression for more natural sound even from low resolution sources.- MCACC Pro Auto Room Acoustic Calibration: Automatically measures and adjusts your room’s acoustics for optimum audio performance- Ultra HD Deep Colour, 4:4:4 Pure Colour, HDR (High Dynamic Range) Support, and CEC (Consumer Electronics Control)- High-resolution audio file compatibility: ALAC, WAV/BWF, FLAC and AIFFVSX-55TXi (contains all the features of VSX-55TX plus):- Dynamic Audio Amplification (DAA) which adjusts speaker outputs automatically for different content such as songs, dialogue and action scenes.- MCACC Pro Multi Point Calibration, which allows sound calibration in 3 areas of a given room, and new Multi-Channel Acoustic Calibration System (MCACC) Easy, which makes installation and configuration simpler and quicker.-parallel operation of the Av decks and amplifiers: this feature means the two AV decks (1 for Zone 1 and 2) and 2 AV amplifiers can be used simultaneously.Both AV receivers provide excellent sound quality, advanced features for customization and compatibility with a variety of devices and audio formats. The VSX-55TXi's Dynamic Audio Amplification and Multi Point Calibration features offer additional fine-tuning options for audio enthusiasts.KLH BUR B903 (B903-C)