XI Audio Broadway S
XI Audio Broadway S is a really interesting transportable headphone amplifier that is battery powered and it runs a pure analog discrete class A. It is priced at $1599.
Amplifier
LittleDot MK III SE
LittleDot MK III SE is a fully balanced hybrid headphone amplifier by this legendary Chinese manufacturer. It pushes up to 2.5W per channel and it's priced at $499.
Cayin C9
Cayin C9 is a flagship transportable fully balanced portable tube amp that can output up to a whopping 4.1W at 16 ohms. It'll cost you just shy of $1999.
SMSL M100 MK II
SMSL M100 MK II is a tiny desktop DAC based on SABRE9018Q2C and it has plenty of I/O for its size. It costs just $93.99
Palab M1-mini
Palab M1-mini is a portable and very powerful DAC/AMP based on ESS9038Q2M with full MQA decoding. The recommended price of the device is $449.
Topping A50S
Topping A50S is a small, full metal, stylish balanced amp that can output a whopping 3500 mW of power. It is priced at $220.
SMSL SH-9
SMSL SH-9 is a balanced headphone amplifier based on the THX888 chip. It provides 3W through the balanced output and costs 289$.
xDuoo XD-05 Plus
The xDuoo XD-05 Plus is a mobile DAC/Amp that can work separately as each option and provides 1W of pure power through the headphone output. It is priced at 289$.
Flux FCN-10
Flux FCN-10 is a powerful DAC/AMP pushing 16W of power into 32Ohm, and it can also work as a streamer using DLNA/Airplay. It is priced at 1299$.
iFi iDSD Neo
iFi Audio just released its newest product - the iDSD Neo. I'ts a stationary DAC/AMP combo with Bluetooth, balanced output, and unique, futuristic design. It is priced at 699 USD.