FiiO's AM1 amp module is perfect for use with your favourite IEMs. Its main advantages of low heat generation, low power consumption and long battery life are specially designed for use with earbud and some portable headphones that don't require very high output power to drive them.
Utilizing lightweight aluminium and plastics, which makes it transit naturally in colour and look delicate in appearance. It can be used with FiiO Bluetooth-enabled players (such as the X7), as well as other Bluetooth devices running the Android system. *Bluetooth BT 3.0 or above required*
The A1 utilizes a sandblasted aluminium alloyed chassis for a durable modern appearance and comfortable handholding. A transparent removable back clip adapts the A1 to different usage scenarios in style.
The FiiO AM0 is a Non-amplifier module designed for the FiiO X7, for use when you do not require amplification provided by the AM1, AM2 and AM5 modules. The AM0 allows all the normal functions of the other amp modules such as DAC mode, charging and USB storage functions, without providing any additional amplification.
The new AM5 amplifier for the FiiO X7 is a replaceable/upgraded amplifier unit that you can use to change the sound quality of your FiiO X7 and is designed to power the more power-hungry headphones out there, perfect for those with headphones with high impedance.