Technical Specifications KW-M540BT Monitor Screen Size 6.8″ Wide VGA Touch Panel Clear Resistive Customisable GUI Yes Key Illumination Color White Dimmer Yes Multilingual Display Yes[2] Wallpaper Capture Yes Media Playback MP3 Compatible with Tag USB WMA Compatible with Tag USB WAV Compatible with Tag USB AAC Compatible with Tag USB FLAC Compatible with Tag USB ( Up to 192kHz/24bit ) H.264 Compatible USB WMV Compatible USB MPEG 1/2 Compatible USB MPEG 4 Compatible USB AVI/MKV Compatible USB JPEG File Playback USB PNG File Playback USB BMP File Playback USB Bluetooth Control Built-in Bluetooth[1] Yes (Version 3.0, Wired-Mic included) Hands Free Call Yes (HFP1.6 Wideband Speech) 2 Phones Full-Time Connection Yes Audio Streaming & Control (A2DP, AVRCP) Yes Voice Dialing (voice recognition compatible mobile phone required) Yes Phone Book Access Profile (PBAP) Yes Alphabetical Search for Phone Book Yes Auto Pairing for iPhone/Android Yes (iPhone only) Android Control Mirroring for Android Yes (via USB) Spotify Control Yes (via Bluetooth(R)) iPod/iPhone Control iPod/iPhone Music Playback Yes (via USB or Bluetooth(R)) Spotify Control Yes (via USB or Bluetooth(R)) USB USB Port x 2 (High speed) Position Rear USB Power Supply Yes (1.5A High Current Charging) Drive Change Mode for Mass Storage Class (selectable from internal/external memory) Yes Radio Tuner Radio Data System Yes Digital Processing Tuner Yes Preset Stations 24(FM:18ch, AM:6ch) Automatic Presetting (Strong Station Sequential Memory) Yes FM Frequency Range 87.5 – 108.0MHz AM Frequency Response 531 – 1,701kHz Audio Maximum Power Output (Front & Rear) 50W x 4 Full Bandwidth Power (Front & Rear) 22W x 4 (Full Bandwidth Power, at less than 1% THD) MOS-FET Amplifier Yes EQ Yes (13-Band Graphic EQ) Preset EQ Yes (8Preset + 4user) Bass Boost Yes High-Pass Filter/Low-Pass Filter Yes/Yes 3-Way X’over Yes Space Enhancement Yes Sound Response Yes Sound Lift Yes Volume Link EQ Yes Time Alignment Yes Inputs and Outputs AV Input mini jack Video Out RCA Rear view camera Input Yes Line Output Terminals 3 Pairs (Front + Rear + Subwoofer) Pre-output Level/Impedance 4.0V / 10k ohms Subwoofer Output with Level/Frequency Control Yes General Back Up Memory Yes Face Type Viewing Angle Adjustment Yes (0 – 20 degree, default : 0 degree) 4 steps Steering Remote Control Ready Yes Learning Direct OEM Remote Yes Dimensions (W x H x D) Installation Size 178 x 100 x 162 (mm)