Amplified Indoor TV Aerial providing excellent reception of Digital TV (Freeview). Fully tiltable aerial optimised for reception of HD digital TV signals. For best performance, we recommend using this aerial within a range of 15 miles from your nearest transmitter. For the perfect reception of DVB-T television, you can tilt or turn the fully adjustable loop and optimise the telescopic antennas. This aerial has a unique 3G/4G block-filter to block all 3G and 4G mobile phone signals, to ensure the best possible reception, now and in the future. Specifications Up to 46 dB HD-Compatible Freeview / DAB 3 x Noise Filter SignalClear Technology Metal Reflection Shield Interference Free 4G Filter Unit Dimensions inc packaging (cm): 36 x 23 x 9.8 Unit Weight inc packaging (kg): 0.940