The Bat-Phone is usually answered by Alfred, though Commissioner Gordon and Chief O'Hara do not know the identity of "the Voice" — to quote O'Hara in " The Entrancing Dr. Cassandra". This version of the handset arrives in two variants. In North America, the device is based on ROG Phone 6 featuring Qualcomm Snapdragon 8 Plus Gen 1 chipset, whereas the rest of the world gets ROG Phone 6D with MediaTek Dimensity 9000 Plus SoC. The concept of the "Bat-Phone" was created by Bill Finger and was first introduced in Detective Comics #328; two years prior to the premiere of the Batman TV show. However, it wasn't until the series was released, that it was officially named as such. Prior to that, the Batphone made several appearances in comics and was only called the "Hot-Line".

Alongside the ROG Phone 6D series , Asus also unveiled the ROG Phone 6 Batman Edition today. As the name suggests, the new special edition smartphone is themed after one of the most popular superheroes from the house of DC Comics. ASUS ROG Phone 6, the latest gaming smartphone from the camp. The specification is full, as always, this time around comes with an AMOLED screen, the refresh rate of the screen is up to 165 Hz / 1 ms, the touch sampling rate 720 Hz provides excellent response. Supports 10Bit display / The processor chip will come with a powerful Snapdragon 8+ Gen 1 CPU that was newly developed along with increasing the speed of the CPU itself. You can play games for a long time with a large 6,000mAh battery. Underneath all the branding though, the ROG Phone 6 is also a rather capable handset in its own right. It's powered by a Qualcomm Snapdragon 8 Gen 1 processor, complete with Asus' clever GameCool 6 cooling system that keeps things cool. To get the best out of that cooling system, Asus has moved the Snapdragon 8 Gen 1 chip to the middle of the phone, away from the edges of the metal frame to where it is going to be its coolest, and you can attach an additional fan in this exact place to keep the phone running at reasonable temperatures. Its 16GB of RAM gives you enough headroom for multi-tasking and playing games, while 512GB of storage is a decent capacity for apps, games, and even some music or films. The Batcave phone was linked to a reel-to-reel player with several pre-recorded answers, in the event Batman could not answer without compromising his secret identity. A more modern version of the Bat-Phone is introduced in The Joker (Volume 2) #2, in which it is reimagined as a red smartphone that also allows James Gordon to get access to selected Batcomputer files if necessary. The phone interfaces directly with Batman's private satellite system.Its main inspiration was probably the Moscow-Washington hotline, commonly called "the Red Phone" by contemporary media.